Publication

2016

Chai Wutiwiwatchai, Vataya Chunwijitra, Sila Chunwijitra, Phuttapong Sertsi, Sawit Kasuriya, Patcharika Chootrakool, Kwanchiva Thangthai, "The NECTEC 2015 Thai Open-Domain Automatic Speech Recognition System", SNLP 2016.

Thangthai, K., Harvey, R., Cox, S., & Theobald, B. J. "Improving Lip-reading Performance for Robust Audiovisual Speech Recognition using DNNs." AVSP 2015.

Phuttapong Sertsi, Vataya Chunwijitra, Sila Chunwijitra, Chai Wutiwiwatchai, "Offline Thai Speech Recognition Framework on Mobile Device", Conferrence on The 13th International Joint Conference on Computer Science and Software Engineering (JCSSE2016), July 2016

Sila Chunwijitra, Chanchai Junlouchai, Kamthorn Krairaksa, Vataya Chunwijitra, Chai Wutiwiwatchai, "A cloud-based framework for Thai Large Vocabulary Speech Recognition", Conference on 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), June 2016

2015

S. Kongyoung and A. Rugchatjaroen, "Thai Pseudo Syllable Segmentation using Conditional Random Fields," in Oriental-COCOSDA, 2015, Shanghai, China.

Vataya Chunwijitra, Ananlada Chotimongkol, Chai Wutiwiwatchai, "Combining multiple-type input units using recurrent neural network for LVCSR language modeling," INTERSPEECH 2015, pp. 2385-2389

Chotimongkol, A., Chunwijitra, V., Thatphithakkul, S., Kurpukdee, N., Wutiwiwatchai, C., 2015., "Elicit spoken-style data from social media through a style classifier," in: Oriental COCOSDA held jointly with 2015 Conference on Asian Spoken Language Research and Evaluation (O-COCOSDA/CASLRE), 2015 In

Nattapong Kurpukdee, Phuttapong Sertsi, Sila Chunwijitra, Vataya Chunwijitra, Ananlada Chotimongkol, Chai Wutiwiwatchai, “Enhance Run-time Performance with a Collaborative Distributed Speech Recognition Framework”, International Computer Science and Engineering Conference (ICSEC), Nov, 2015

Chatchawarn Hansakunbuntheung, Sumonmas Thatphithakkul, "Context-dependent Grapheme-to-Phoneme Evaluation Corpus Using Flexible Contexts and Categorial Matrix" In Proceedings of International Conference Oriental COCOSDA 2015, at Shanghai Jiao Tong University, Shanghai, China

2014

Kongthon, A., Haruechaiyasak, C., Pailai, J, and Kongyoung, S., “The Role of Social Media During a Natural Disaster: A Case Study of the 2011 Thai Flood,” International Journal of Innovation and Technology Management, Vol. 11, No. 3, June 2014, pp. 1440012-1 - 1440012-12

A. Rugchatjaroen and D. M. Howard, "The Acoustics of Constriction in a Vocal Tract Model using 2D Digital Waveguide Modelling," 10th International Seminar on Speech Production, May 2014, Cologne, Germany.

A. Rugchatjaroen and D. M. Howard, "Flexibility Of Cosine Impedance Function In 2-D Digital Waveguide Mesh For Plosive Synthesis," in 2014 2nd IEEE China Summit & International Conference on Signal and Information Processing, July 2014, Xi' an, China.

Takashi Nose, Vataya Chunwijitra, Takao Kobayashi, “A Parameter Generation Algorithm Using Local Variance for HMM-Based Speech Synthesis,” J. Sel. Topics Signal Processing 8(2): 221-228 (2014)

Ananlada Chotimongkol, Santipong Thaiprayoon, Sumonmas Thatphithakkul, "flexible proper name search using a sound approximation approach", In Proceedings of Oriental-COCOSDA '14, Phuket, Thailand, 2014

2013

Kongthon, A. and Sangkeettrakarn, C., “Entzonet: A social collaborative platform for enterprise,” In Proceedings of the 2013 Portland International Conference on Management of Engineering and Technology (PICMET 2013), pp. 538-541.

Haruechaiyasak, C. and Kongthon, A., “LexToPlus: A Thai Lexeme Tokenization and Normalization Tool,” In Proceedings of the 4th Workshop on South and Southeast Asian Natural Language Processing, 2013, pp. 9-16.

Haruechaiyasak, C., Kongthon, A., Palingoon, P. and Trakultaweekoon, K., “S-Sense: A Sentiment Analysis Framework for Social Media Sensing,” In Proceedings of the IJCNLP 2013 Workshop on Natural Language Processing for Social Media (SocialNLP), 2013, pp. 6-13.

Gerdsri, N., Kongthon, A. and Vatananan, R., “Mapping the knowledge evolution and professional network in the field of technology roadmapping: a bibliometric analysis,” Technology Analysis & Strategic Management, Vol. 25, No. 4, 2013, pp. 403-422.

Thangthai Kwanchiva, Ananlada Chotimongkol, and Chai Wutiwiwatchai. "A hybrid language model for open-vocabulary Thai LVCSR." INTERSPEECH. 2013.

2012

Kongthon, A., Haruechaiyasak, C., Pailai, J., and Kongyoung, S., “The role of Twitter during a natural disaster: Case study of 2011 Thai Flood,” In Proceedings of the 2012 Portland International Conference on Management of Engineering and Technology (PICMET 2012), pp. 2227-2232.

A. Rugchatjaroen and D. Howard, "A Study on Dynamic Vocal Tract Shaping for Diphthong Simulation using 2D Digital Waveguide Mesh," DAFX 2012, Sep 2012, United Kingdom.

Vataya Chunwijitra, Takashi Nose, Takao Kobayashi, “A speech parameter generation algorithm using local variance for HMM-based speech synthesis,” Proc. 13th Annual Conference of the International Speech Communication Association, INTERSPEECH 2012, Portland, USA (2012.09)

Vataya Chunwijitra, Takashi Nose, Takao Kobayashi, “A tone-modeling technique using a quantized F0 context to improve tone correctness in average-voice-based speech synthesis,” Speech Communication, vol.54(2), pp.245-255 (2012.02)

2011

Kongthon, A., Haruechaiyasak, C., Sangkeettrakarn, C., Palingoon, P., and Wunnasri, W.,“HotelOpinion: An opinion mining system on hotel reviews in Thailand,” In Proceedings of the 2011 Portland International Conference on Management of Engineering and Technology (PICMET 2011), pp. 1793-1798.

Vataya Chunwijitra, Takashi Nose, Takao Kobayashi, “Tonal context labeling using quantized F0 symbols for improving tone correctness in average-voice-based speech synthesis,” Proc. 2011 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2011, pp.4708-4711, Prague, Czec

Charturong Tantibundhit , Chutamanee Onsuwan , Sumonmas Thatphithakkul , Patcharika Chootrakool , Krit Kosawat , Nattanun Thatphithakkul , Tanawan Saimai , Nantaporn Saimai, "Subjective intelligibility testing and perceptual study of Thai initial and final consonants", the 17th International Congres

Ananlada Chotimongkol, Sumonmas Thatphithakkul, Patcharika Chootrakool,Chatchawarn Hansakunbuntheung, Chai Wutiwiwatchai, “The design and development of PELECAN: Pronunciation Errors from Learners of English Corpus and Annotation”, In Proceedings of Oriental-COCOSDA '11, Hsinchu, Taiwan, October 20

Supon Klaithin, Kanyanut Kriengket, Sitthaa Phaholphinyo, and Krit Kosawat, "Thai word segmentation verification tool," in Proc. 2nd Workshop South and Southeast Asian Natural Language Process. (WSSANLP), IJCNLP 2011, Chiang Mai, Thailand, Nov.8-13, 2011, pp.16-22.Charturong Tantibundhit,

Charturong Tantibundhit, Chutamanee Onsuwan, Sumonmas Thatphithakkul, Patcharika Chootrakool, Nattanun Thatphithakkul, Krit Kosawat, Nantaporn Saimai, and Tanawan Saimai, "Perception study of consonants in Thai," in Proc. 21st Annu. Meeting of Southeast Asian Linguistic Soc. (SEALS), Bangkok, Thailand, May 11-13, 2011, pp.31-33.Tipraporn

Akkharawoot TAKHOM, Kanokorn TRAKULTAWEEKOON, Ananlada CHOTIMONGKOL, Peerachet PORKAEW, Sanooch Segkhoonthod NA-THALANG and Thepchai SUPNITHI, "EAGLE: an Error tAGger for Learners of English". In Proceedings of the 19th International Conference on Computers in Education. Chiang Mai, Thailand: Asia-Pacific Society for Computers in Education, 2011.

2010

Haruechaiyasak, C., Kongthon, A., Palingoon, P., and Sangkeettrakarn, C., “Constructing Thai Opinion Mining Resource: A Case Study on Hotel Reviews,” In Proceedings of the 8th Workshop on Asian Language Resources, Beijing, China, August 2010, pp. 64-71.

Kongthon, A., Angkawattanawit, N., Sangkeettrakarn, C., Palingoon, P., and Haruechaiyasak, C.,“Using an Opinion Mining Approach to Exploit Web Content in Order to Improve Customer Relationship Management,” In Proceedings of the 2010 Portland International Conference on Management of Engineering and

Kongthon, A., Kongyoung, S., Sangkeettrakarn, C., and Haruechaiyasak, C., “Thailand’s Tourism Information Service based on Semantic Search and Opinion Mining,” in Proceedings of the 25th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2010), pp. 1109-11

Kongthon, A., Kongyoung, S., Sangkeettrakarn, C., and Haruechaiyasak, C., “Thailand’s Tourism Information Service based on Semantic Search and Opinion Mining,” in Proceedings of the 25th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2010), pp. 1109-11

Haruechaiyasak, C., Thaiprayoon, S., and Kongthon, A.,“Expertise Mapping Based on a Bibliographic Keyword Annotation Model,” ICADL 2010, pp. 256-257.

Haruechaiyasak, C., Thaiprayoon, S., and Kongthon, A.,“Expertise Mapping Based on a Bibliographic Keyword Annotation Model,” ICADL 2010, pp. 256-257.

Saykham, Kwanchiva, Ananlada Chotimongkol, and Chai Wutiwiwatchai. "Online Temporal Language Model Adaptation for a Thai Broadcast News Transcription System." LREC. 2010.

Ananlada Chotimongkol, Nattanun Thatphithakkul, Sumonmas Purodakananda, Chai Wutiwiwatchai, Patcharika Chootrakool, Chatchawarn Hansakunbuntheung, Atiwong Suchato, Panuthat Boonpramuk, “The Development of the Large Thai Telephone Speech Corpus: LOTUS-Cell 2.0”, In Proceedings of Oriental-COCOSDA '

Klaithin S., Chootrakool P. and Kosawat K., "LEXiTRON-Pro Editor: an Integrated Tool for developing Thai Pronunciation Dictionary", CLA'10 – Computational Linguistics – Applications, 2010, pp. 33-37.

Thanakulwarapas, Sarawoot Kongyoung, and Krit Kosawat, "Comparative analysis of Thai word segmentation tools with and without character features," (in Thai), NECTEC Tech. J., no.10, pp.157-164, 2010.

Supon Klaithin, Patcharika Chootrakool, and Krit Kosawat, "LEXiTRON-Pro Editor: an integrated tool for developing Thai pronunciation dictionary," in Proc. Int. Multiconf. Comput. Sci. and Inform. Technol. (IMCSIT), Wisล‚a, Poland, Oct.18-20, 2010, pp.429-433.

Sumonmas Purodakananda, Sitthaa Phaholphinyo, Monthika Boriboon, Kanyanut Kriengket, Krit Kosawat, and Chai Wutiwiwatchai, "Word-boundary annotation guidelines for Thai corpora," (in Thai), NECTEC, Pathum Thani, Thailand, Tech. Rep. KRID-045404070, Sep. 2010.

Thanaruk Theeramunkong, Monthika Boriboon, Choochart Haruechaiyasak, Nichnan Kittiphattanabawon, Krit Kosawat, Chutamanee Onsuwan, Issariyapol Siriwat, Thawatchai Suwanapong, and Nattapong Tongtep, "THAI-NEST: a framework for Thai named entity tagging specification and tools," in Moskowich, Crespo, Lareo, and Lojo (eds.), Language windowing through Corpora: Proc. 2nd Int. Conf. Corpus Linguistics, Univ. Coruรฑa, Spain, May 13-15, 2010, pp.895-908.Monthika

2009

A. Rugchatjaroen, N. Thatphithakkul, A. Chotimongkol, A. Thangthai, C. Wutiwiwatchai, "Speaker adaptation using a parallel phone set pronunciation dictionary for Thai-English bilingual TTS," INTERSPEECH 2009, Sep 2009, United Kingdom.

V. Boonpiam, A. Rugchatjaroen, C. Wutiwiwatchai, "Cross-language F0 modeling for under-resourced tonal languages: a case study on Thai-Mandarin," INTERSPEECH 2009, Sep 2009, United Kingdom.

Sitthaa Phaholphinyo, Sumonmas Purodakananda, Kanyanut Kriengket, Krit Kosawa, “Some observations about Thai Synonymous compounds from the BEST 2009 corpus” in Proceeding of Natural Language Processing, 2009. SNLP '09. Eighth International Symposium, 2009

Krit Kosawat, Monthika Boriboon, Patcharika Chootrakool, Ananlada Chotimongkol, Supon Klaithin, Sarawoot Kongyoung, Kanyanut Kriengket, Sitthaa Phaholphinyo, Sumonmas Purodakananda, Tipraporn Thanakulwarapas, and Chai Wutiwiwatchai, "BEST 2009: Thai word segmentation software contest," in Proc. 8th Int. Symp. Natural Language Process. (SNLP), Bangkok, Thailand, Oct.20-22, 2009, pp.83-88.

2008

S. Saychum, A. Rugchatjaroen, N. Thatphithakkul,C. Wutiwiwatchai and A. Thangthai, "Automatic Duration Weighting in Thai Unit-selection Speech Synthesis," ECTI-CON 2008, May 2008, Thailand. (Best paper award)

U. Sherpa, D. Pemo, D. Chhoeden, A. Rugchatjaroen, A. Thangthai, C. Wutiwiwatchai, "Pioneering Dzongkha Text-to-Speech Synthesis," O-Cocosda 2008, Nov 2008, Japan

Kwanchiva Saykham, Nattanun Thatphithakkul, Chai Wutiwiwatchai Vataya Boonpiam and Cholwich Natthee. “Thai Named Entity Recognition Using Class based Language Modeling on Multiple sized Subword Units" ,Interspeech. 2008.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. “Robust Speech Recognition Using Noise-Cluster HMM Interpolation“ , International Conference on Signal Processing (ICSP). 2008.

Buranarach M., Kongthon A., Sangkeettrakarn C., Kongyoung S. and Klaithin S., "A Collective Intelligence Framework for Supporting Universal Information Agents", Workshop on Collective Intelligence at the Asian Semantic Web Conference (ASWC 2008), 2008, pp. 235-240.

Klaithin S., Buranarach M. and Sangkeettrakarn C., "Study and Analysis of Usages and User Behaviors for ABDUL System", The NECTEC Annual Conference & Exhibitions 2008, 2008, pp. 1-7.

2007

A. Rugchatjaroen, A. Thangthai, S. Saychum, N. Thatphithakkul and C. Wutiwiwatchai, "Prosody-based Naturalness Improvement in Thai Unit-selection Speech Synthesis," ECTI-CON 2007, May 2007, Thailand. (Best paper award)

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. “Simulated-data adaptation based piecewise linear transformation for robust speech recognition”, ASEAN Journal on Science & Technology for Development Vol 24 Issue No.4, 2007

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Combined simulated data adaptation and piecewise linear transformation for robust speech recognition", International conference of the Electrical Engineering/Electronics, Computer, Telecommun

Vataya Boonpiam, Nattanun Thatphithakkul, Kwanchiva Saykham and Chai Wutiwiwatchai. "SNR-based model selection and simulated-data adaptation for robust speech recognition", Electrical Engineering Conference (EECON). 2007.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Tree-structured model selection and simulated-data adaptation for environmental and speaker robust speech recognition", International Symposium on Communications and Information Technologies

Vataya Boonpiam, Nattanun Thatphithakkul and Chai Wutiwiwatchai. “Large Vocabulary Thai Isolated-Word Speech Recognition”, International Symposium on Natural Language Processing (SNLP). 2007.

Supnithi T., Klaithin S. and Trakultaweekoon K., "", International Joint Conference on Knowledge Science (IJCKS 2007), November 2007, pp. 1-5.

2006

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "KPCA-Based Noise classification Model for Robust Speech Recognition system", International conference of the Electrical Engineering/Electronics, Computer, Telecommunications and Information T

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "A Simulated-Data Adaptation Technique for Robust Speech Recognition", INTERSPEECH – ICSLP, 2006.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Robust Speech Recognition Using KPCA-Based Noise Classification", ECTI TRANSACTIONS ON COMPUTER AND INFORMATION TECHNOLOGY VOL.2, NO.1 MAY 2006

Nattanun Thatphithakkul, Chai Wutiwiwatchai, Vataya Boonpiam and Kwanchiva Saykham. "Hybrid Support Vector Machines and Hidden Markov Model for Speaker Detection", Electrical Engineering Conference (EECON). 2006.

Patcharika Cotsomrong, Nattanun Thatphithakkul, Kwanchiva Saykham, Vataya Boonpiam, Chai Wutiwiwatchai and Treepop Sunpetchniyom. “A speech sectioning tool for corpus development”, IEEE TENCON. 2006.

2005

C. Hansakunbuntheung, A. Rugchatjaroen, C. Wutiwiwatchai, "Space Reduction of Speech Corpus Based on Quality Perception for Unit Selection Speech Synthesis," SNLP 2005, Dec 2005, Thailand.

Vataya Boonpiam, Para Voraratpanya and Supot Nitsuwat. “Gender Classification Using Eigenface”, National Conference on Computing and Information Technology (NCCIT). 2005

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, and Vataya Boonpiam. "Noise Classification Based on PCA", NSTDA Annual Conference (NAC). 2005.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Robust Speech Recognition Using PCA-Based Noise Classification", SPECOM. 2005.

Vataya Boonpiam, Nattanun Thatphithakkul, and Chai Wutiwiwatchai. “A Study of Acoustic Modeling for Thai Noisy Speech Recognition", Electrical Engineering Conference (EECON). 2005.

Klaithin S., Kritsuthikul N. and Supnithi T., "A Distributed Environment for Developing Machine Aided Translation Using Peer-to-Peer", SNLP 2005: 6th Symposium on Natural Language Processing, pp. 145

Klaithin S., Supnithi T., Kosawat K. and Boriboon M., "PARSIT TE: Online Thai-English Machine Translation", The 10th Machine Translation Summit: MT Summit X, September 2005, pp. 1-8.

Teerapong Modhiran, Krit Kosawat, Supon Klaithin, Monthika Boriboon, and Thepchai Supnithi, "PARSIT TE: online Thai-English machine translation," in Proc. 10th Mach. Transl. Summit (MT Summit), Phuket, Thailand, Sep.12-16, 2005, pp.404-411.

2002

A. Rugchatjaroen, K. Na Nakornpanom, C. Lursinsap, and S. Siripant, "Generalizing a Generic Elliptic RBF learning by Bootstrap," 9th International Conference on Neural Information Processing, Nov 2002, Singapore.